Space & Electronic Warfare Lexicon collection of technical terms, acronyms, mission areas, taxonomies, and citations relating primarily to Naval electronic warfare and space warfare. http://www.sew-lexicon.com/

Inductel Offers dictionary software with definitions including medical, legal, English, computer, science, and technical. Also offers medical, legal, science, and technical spell checkers. http://www.inductel.com/

SiBasic Nautical Glossary Definitions for common nautical terms and slang. http://www.wanttaja.com/

Silicon Valley Slang Technical terms and expressions commonly used in Silicon Valley. http://www.siliconvalleyslang.com/